2e403d6dac
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15252 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
928 lines
29 KiB
C++
928 lines
29 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/longlong.h
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// Purpose: declaration of wxLongLong class - best implementation of a 64
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// bit integer for the current platform.
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// Author: Jeffrey C. Ollie <jeff@ollie.clive.ia.us>, Vadim Zeitlin
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// Modified by:
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// Created: 10.02.99
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// RCS-ID: $Id$
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// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_LONGLONG_H
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#define _WX_LONGLONG_H
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#ifdef __GNUG__
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#pragma interface "longlong.h"
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#endif
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#include "wx/defs.h"
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#include "wx/string.h"
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#include <limits.h> // for LONG_MAX
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// define this to compile wxLongLongWx in "test" mode: the results of all
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// calculations will be compared with the real results taken from
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// wxLongLongNative -- this is extremely useful to find the bugs in
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// wxLongLongWx class!
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// #define wxLONGLONG_TEST_MODE
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#ifdef wxLONGLONG_TEST_MODE
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#define wxUSE_LONGLONG_WX 1
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#define wxUSE_LONGLONG_NATIVE 1
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#endif // wxLONGLONG_TEST_MODE
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// ----------------------------------------------------------------------------
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// decide upon which class we will use
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// ----------------------------------------------------------------------------
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// to avoid compilation problems on 64bit machines with ambiguous method calls
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// we will need to define this
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#undef wxLongLongIsLong
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// NB: we #define and not typedef wxLongLong_t because we want to be able to
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// use 'unsigned wxLongLong_t' as well and because we use "#ifdef
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// wxLongLong_t" below
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// first check for generic cases which are long on 64bit machine and "long
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// long", then check for specific compilers
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#if defined(SIZEOF_LONG) && (SIZEOF_LONG == 8)
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#define wxLongLong_t long
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#define wxLongLongIsLong
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#elif (defined(__VISUALC__) && defined(__WIN32__)) || defined( __VMS__ )
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#define wxLongLong_t __int64
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#elif defined(__BORLANDC__) && defined(__WIN32__) && (__BORLANDC__ >= 0x520)
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#define wxLongLong_t __int64
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#elif defined(SIZEOF_LONG_LONG) && SIZEOF_LONG_LONG >= 8
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#define wxLongLong_t long long
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#elif defined(__MINGW32__) || defined(__CYGWIN__) || defined(__WXMICROWIN__)
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#define wxLongLong_t long long
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#elif defined(__MWERKS__)
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#if __option(longlong)
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#define wxLongLong_t long long
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#else
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#error "The 64 bit integer support in CodeWarrior has been disabled."
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#error "See the documentation on the 'longlong' pragma."
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#endif
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#elif defined(__VISAGECPP__) && __IBMCPP__ >= 400
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#define wxLongLong_t long long
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#elif defined(__DJGPP__) && __DJGPP__ >= 2
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#define wxLongLong_t long long
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#else // no native long long type
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// both warning and pragma warning are not portable, but at least an
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// unknown pragma should never be an error - except that, actually, some
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// broken compilers don't like it, so we have to disable it in this case
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// <sigh>
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#if !(defined(__WATCOMC__) || defined(__VISAGECPP__))
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#pragma warning "Your compiler does not appear to support 64 bit "\
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"integers, using emulation class instead.\n" \
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"Please report your compiler version to " \
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"wx-dev@lists.wxwindows.org!"
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#endif
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#define wxUSE_LONGLONG_WX 1
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#endif // compiler
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// the user may predefine wxUSE_LONGLONG_NATIVE and/or wxUSE_LONGLONG_NATIVE
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// to disable automatic testing (useful for the test program which defines
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// both classes) but by default we only use one class
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#if (defined(wxUSE_LONGLONG_WX) && wxUSE_LONGLONG_WX) || !defined(wxLongLong_t)
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// don't use both classes unless wxUSE_LONGLONG_NATIVE was explicitly set:
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// this is useful in test programs and only there
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#ifndef wxUSE_LONGLONG_NATIVE
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#define wxUSE_LONGLONG_NATIVE 0
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#endif
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class WXDLLEXPORT wxLongLongWx;
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class WXDLLEXPORT wxULongLongWx;
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#if defined(__VISUALC__) && !defined(__WIN32__)
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#define wxLongLong wxLongLongWx
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#define wxULongLong wxULongLongWx
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#else
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typedef wxLongLongWx wxLongLong;
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typedef wxULongLongWx wxULongLong;
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#endif
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#else
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// if nothing is defined, use native implementation by default, of course
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#ifndef wxUSE_LONGLONG_NATIVE
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#define wxUSE_LONGLONG_NATIVE 1
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#endif
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#endif
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#ifndef wxUSE_LONGLONG_WX
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#define wxUSE_LONGLONG_WX 0
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class WXDLLEXPORT wxLongLongNative;
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class WXDLLEXPORT wxULongLongNative;
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typedef wxLongLongNative wxLongLong;
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typedef wxULongLongNative wxULongLong;
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#endif
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// NB: if both wxUSE_LONGLONG_WX and NATIVE are defined, the user code should
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// typedef wxLongLong as it wants, we don't do it
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// ----------------------------------------------------------------------------
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// choose the appropriate class
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// ----------------------------------------------------------------------------
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// we use iostream for wxLongLong output
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#include "wx/ioswrap.h"
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#if wxUSE_LONGLONG_NATIVE
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class WXDLLEXPORT wxLongLongNative
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{
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public:
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// ctors
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// default ctor initializes to 0
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wxLongLongNative() : m_ll(0) { }
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// from long long
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wxLongLongNative(wxLongLong_t ll) : m_ll(ll) { }
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// from 2 longs
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wxLongLongNative(long hi, unsigned long lo) : m_ll(0)
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{
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// assign first to avoid precision loss!
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m_ll = ((wxLongLong_t) hi) << 32;
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m_ll |= (wxLongLong_t) lo;
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}
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// default copy ctor is ok
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// no dtor
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// assignment operators
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// from native 64 bit integer
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wxLongLongNative& operator=(wxLongLong_t ll)
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{ m_ll = ll; return *this; }
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// from double: this one has an explicit name because otherwise we
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// would have ambiguity with "ll = int" and also because we don't want
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// to have implicit conversions between doubles and wxLongLongs
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wxLongLongNative& Assign(double d)
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{ m_ll = (wxLongLong_t)d; return *this; }
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// assignment operators from wxLongLongNative is ok
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// accessors
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// get high part
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long GetHi() const
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{ return (long)(m_ll >> 32); }
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// get low part
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unsigned long GetLo() const
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{ return (unsigned long)m_ll; }
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// get absolute value
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wxLongLongNative Abs() const { return wxLongLongNative(*this).Abs(); }
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wxLongLongNative& Abs() { if ( m_ll < 0 ) m_ll = -m_ll; return *this; }
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// convert to native long long
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wxLongLong_t GetValue() const { return m_ll; }
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// convert to long with range checking in the debug mode (only!)
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long ToLong() const
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{
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wxASSERT_MSG( (m_ll >= LONG_MIN) && (m_ll <= LONG_MAX),
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_T("wxLongLong to long conversion loss of precision") );
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return (long)m_ll;
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}
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// don't provide implicit conversion to wxLongLong_t or we will have an
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// ambiguity for all arithmetic operations
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//operator wxLongLong_t() const { return m_ll; }
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// operations
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// addition
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wxLongLongNative operator+(const wxLongLongNative& ll) const
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{ return wxLongLongNative(m_ll + ll.m_ll); }
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wxLongLongNative& operator+=(const wxLongLongNative& ll)
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{ m_ll += ll.m_ll; return *this; }
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wxLongLongNative operator+(const wxLongLong_t ll) const
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{ return wxLongLongNative(m_ll + ll); }
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wxLongLongNative& operator+=(const wxLongLong_t ll)
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{ m_ll += ll; return *this; }
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// pre increment
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wxLongLongNative& operator++()
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{ m_ll++; return *this; }
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// post increment
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wxLongLongNative operator++(int)
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{ wxLongLongNative value(*this); m_ll++; return value; }
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// negation operator
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wxLongLongNative operator-() const
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{ return wxLongLongNative(-m_ll); }
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wxLongLongNative& Negate() { m_ll = -m_ll; return *this; }
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// subtraction
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wxLongLongNative operator-(const wxLongLongNative& ll) const
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{ return wxLongLongNative(m_ll - ll.m_ll); }
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wxLongLongNative& operator-=(const wxLongLongNative& ll)
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{ m_ll -= ll.m_ll; return *this; }
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wxLongLongNative operator-(const wxLongLong_t ll) const
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{ return wxLongLongNative(m_ll - ll); }
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wxLongLongNative& operator-=(const wxLongLong_t ll)
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{ m_ll -= ll; return *this; }
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// pre decrement
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wxLongLongNative& operator--()
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{ m_ll--; return *this; }
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// post decrement
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wxLongLongNative operator--(int)
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{ wxLongLongNative value(*this); m_ll--; return value; }
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// shifts
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// left shift
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wxLongLongNative operator<<(int shift) const
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{ return wxLongLongNative(m_ll << shift);; }
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wxLongLongNative& operator<<=(int shift)
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{ m_ll <<= shift; return *this; }
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// right shift
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wxLongLongNative operator>>(int shift) const
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{ return wxLongLongNative(m_ll >> shift);; }
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wxLongLongNative& operator>>=(int shift)
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{ m_ll >>= shift; return *this; }
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// bitwise operators
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wxLongLongNative operator&(const wxLongLongNative& ll) const
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{ return wxLongLongNative(m_ll & ll.m_ll); }
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wxLongLongNative& operator&=(const wxLongLongNative& ll)
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{ m_ll &= ll.m_ll; return *this; }
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wxLongLongNative operator|(const wxLongLongNative& ll) const
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{ return wxLongLongNative(m_ll | ll.m_ll); }
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wxLongLongNative& operator|=(const wxLongLongNative& ll)
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{ m_ll |= ll.m_ll; return *this; }
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wxLongLongNative operator^(const wxLongLongNative& ll) const
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{ return wxLongLongNative(m_ll ^ ll.m_ll); }
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wxLongLongNative& operator^=(const wxLongLongNative& ll)
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{ m_ll ^= ll.m_ll; return *this; }
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// multiplication/division
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wxLongLongNative operator*(const wxLongLongNative& ll) const
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{ return wxLongLongNative(m_ll * ll.m_ll); }
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wxLongLongNative operator*(long l) const
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{ return wxLongLongNative(m_ll * l); }
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wxLongLongNative& operator*=(const wxLongLongNative& ll)
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{ m_ll *= ll.m_ll; return *this; }
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wxLongLongNative& operator*=(long l)
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{ m_ll *= l; return *this; }
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wxLongLongNative operator/(const wxLongLongNative& ll) const
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{ return wxLongLongNative(m_ll / ll.m_ll); }
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wxLongLongNative operator/(long l) const
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{ return wxLongLongNative(m_ll / l); }
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wxLongLongNative& operator/=(const wxLongLongNative& ll)
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{ m_ll /= ll.m_ll; return *this; }
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wxLongLongNative& operator/=(long l)
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{ m_ll /= l; return *this; }
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wxLongLongNative operator%(const wxLongLongNative& ll) const
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{ return wxLongLongNative(m_ll % ll.m_ll); }
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wxLongLongNative operator%(long l) const
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{ return wxLongLongNative(m_ll % l); }
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// comparison
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bool operator==(const wxLongLongNative& ll) const
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{ return m_ll == ll.m_ll; }
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bool operator==(long l) const
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{ return m_ll == l; }
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bool operator!=(const wxLongLongNative& ll) const
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{ return m_ll != ll.m_ll; }
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bool operator!=(long l) const
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{ return m_ll != l; }
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bool operator<(const wxLongLongNative& ll) const
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{ return m_ll < ll.m_ll; }
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bool operator<(long l) const
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{ return m_ll < l; }
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bool operator>(const wxLongLongNative& ll) const
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{ return m_ll > ll.m_ll; }
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bool operator>(long l) const
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{ return m_ll > l; }
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bool operator<=(const wxLongLongNative& ll) const
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{ return m_ll <= ll.m_ll; }
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bool operator<=(long l) const
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{ return m_ll <= l; }
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bool operator>=(const wxLongLongNative& ll) const
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{ return m_ll >= ll.m_ll; }
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bool operator>=(long l) const
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{ return m_ll >= l; }
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// miscellaneous
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// return the string representation of this number
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wxString ToString() const;
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// conversion to byte array: returns a pointer to static buffer!
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void *asArray() const;
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#if wxUSE_STD_IOSTREAM
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// input/output
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friend wxSTD ostream& operator<<(wxSTD ostream&, const wxLongLongNative&);
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#endif
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private:
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wxLongLong_t m_ll;
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};
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class WXDLLEXPORT wxULongLongNative
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{
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public:
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// ctors
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// default ctor initializes to 0
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wxULongLongNative() : m_ll(0) { }
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// from long long
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wxULongLongNative(unsigned wxLongLong_t ll) : m_ll(ll) { }
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// from 2 longs
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wxULongLongNative(unsigned long hi, unsigned long lo) : m_ll(0)
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{
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// assign first to avoid precision loss!
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m_ll = ((unsigned wxLongLong_t) hi) << 32;
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m_ll |= (unsigned wxLongLong_t) lo;
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}
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// default copy ctor is ok
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// no dtor
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// assignment operators
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// from native 64 bit integer
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wxULongLongNative& operator=(unsigned wxLongLong_t ll)
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{ m_ll = ll; return *this; }
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// assignment operators from wxULongLongNative is ok
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// accessors
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// get high part
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unsigned long GetHi() const
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{ return (unsigned long)(m_ll >> 32); }
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// get low part
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unsigned long GetLo() const
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{ return (unsigned long)m_ll; }
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// convert to native ulong long
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unsigned wxLongLong_t GetValue() const { return m_ll; }
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// convert to ulong with range checking in the debug mode (only!)
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unsigned long ToULong() const
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{
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wxASSERT_MSG( m_ll <= LONG_MAX,
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_T("wxULongLong to long conversion loss of precision") );
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return (unsigned long)m_ll;
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}
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// operations
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// addition
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wxULongLongNative operator+(const wxULongLongNative& ll) const
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{ return wxULongLongNative(m_ll + ll.m_ll); }
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wxULongLongNative& operator+=(const wxULongLongNative& ll)
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{ m_ll += ll.m_ll; return *this; }
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wxULongLongNative operator+(const unsigned wxLongLong_t ll) const
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{ return wxULongLongNative(m_ll + ll); }
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wxULongLongNative& operator+=(const unsigned wxLongLong_t ll)
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{ m_ll += ll; return *this; }
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// pre increment
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wxULongLongNative& operator++()
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{ m_ll++; return *this; }
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// post increment
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wxULongLongNative operator++(int)
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{ wxULongLongNative value(*this); m_ll++; return value; }
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// subtraction
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wxULongLongNative operator-(const wxULongLongNative& ll) const
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{ return wxULongLongNative(m_ll - ll.m_ll); }
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wxULongLongNative& operator-=(const wxULongLongNative& ll)
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{ m_ll -= ll.m_ll; return *this; }
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wxULongLongNative operator-(const unsigned wxLongLong_t ll) const
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{ return wxULongLongNative(m_ll - ll); }
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wxULongLongNative& operator-=(const unsigned wxLongLong_t ll)
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{ m_ll -= ll; return *this; }
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// pre decrement
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wxULongLongNative& operator--()
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{ m_ll--; return *this; }
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// post decrement
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wxULongLongNative operator--(int)
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{ wxULongLongNative value(*this); m_ll--; return value; }
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// shifts
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// left shift
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wxULongLongNative operator<<(int shift) const
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{ return wxULongLongNative(m_ll << shift);; }
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wxULongLongNative& operator<<=(int shift)
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{ m_ll <<= shift; return *this; }
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// right shift
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wxULongLongNative operator>>(int shift) const
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{ return wxULongLongNative(m_ll >> shift);; }
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wxULongLongNative& operator>>=(int shift)
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{ m_ll >>= shift; return *this; }
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// bitwise operators
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wxULongLongNative operator&(const wxULongLongNative& ll) const
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{ return wxULongLongNative(m_ll & ll.m_ll); }
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wxULongLongNative& operator&=(const wxULongLongNative& ll)
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{ m_ll &= ll.m_ll; return *this; }
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wxULongLongNative operator|(const wxULongLongNative& ll) const
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{ return wxULongLongNative(m_ll | ll.m_ll); }
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wxULongLongNative& operator|=(const wxULongLongNative& ll)
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{ m_ll |= ll.m_ll; return *this; }
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wxULongLongNative operator^(const wxULongLongNative& ll) const
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{ return wxULongLongNative(m_ll ^ ll.m_ll); }
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wxULongLongNative& operator^=(const wxULongLongNative& ll)
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{ m_ll ^= ll.m_ll; return *this; }
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// multiplication/division
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wxULongLongNative operator*(const wxULongLongNative& ll) const
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{ return wxULongLongNative(m_ll * ll.m_ll); }
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wxULongLongNative operator*(unsigned long l) const
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{ return wxULongLongNative(m_ll * l); }
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wxULongLongNative& operator*=(const wxULongLongNative& ll)
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{ m_ll *= ll.m_ll; return *this; }
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wxULongLongNative& operator*=(unsigned long l)
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{ m_ll *= l; return *this; }
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wxULongLongNative operator/(const wxULongLongNative& ll) const
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{ return wxULongLongNative(m_ll / ll.m_ll); }
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wxULongLongNative operator/(unsigned long l) const
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{ return wxULongLongNative(m_ll / l); }
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wxULongLongNative& operator/=(const wxULongLongNative& ll)
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{ m_ll /= ll.m_ll; return *this; }
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wxULongLongNative& operator/=(unsigned long l)
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{ m_ll /= l; return *this; }
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wxULongLongNative operator%(const wxULongLongNative& ll) const
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{ return wxULongLongNative(m_ll % ll.m_ll); }
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wxULongLongNative operator%(unsigned long l) const
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{ return wxULongLongNative(m_ll % l); }
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|
|
// comparison
|
|
bool operator==(const wxULongLongNative& ll) const
|
|
{ return m_ll == ll.m_ll; }
|
|
bool operator==(unsigned long l) const
|
|
{ return m_ll == l; }
|
|
bool operator!=(const wxULongLongNative& ll) const
|
|
{ return m_ll != ll.m_ll; }
|
|
bool operator!=(unsigned long l) const
|
|
{ return m_ll != l; }
|
|
bool operator<(const wxULongLongNative& ll) const
|
|
{ return m_ll < ll.m_ll; }
|
|
bool operator<(unsigned long l) const
|
|
{ return m_ll < l; }
|
|
bool operator>(const wxULongLongNative& ll) const
|
|
{ return m_ll > ll.m_ll; }
|
|
bool operator>(unsigned long l) const
|
|
{ return m_ll > l; }
|
|
bool operator<=(const wxULongLongNative& ll) const
|
|
{ return m_ll <= ll.m_ll; }
|
|
bool operator<=(unsigned long l) const
|
|
{ return m_ll <= l; }
|
|
bool operator>=(const wxULongLongNative& ll) const
|
|
{ return m_ll >= ll.m_ll; }
|
|
bool operator>=(unsigned long l) const
|
|
{ return m_ll >= l; }
|
|
|
|
// miscellaneous
|
|
|
|
// return the string representation of this number
|
|
wxString ToString() const;
|
|
|
|
// conversion to byte array: returns a pointer to static buffer!
|
|
void *asArray() const;
|
|
|
|
#if wxUSE_STD_IOSTREAM
|
|
// input/output
|
|
friend wxSTD ostream& operator<<(wxSTD ostream&, const wxULongLongNative&);
|
|
#endif
|
|
|
|
private:
|
|
unsigned wxLongLong_t m_ll;
|
|
};
|
|
|
|
#endif // wxUSE_LONGLONG_NATIVE
|
|
|
|
#if wxUSE_LONGLONG_WX
|
|
|
|
class WXDLLEXPORT wxLongLongWx
|
|
{
|
|
public:
|
|
// ctors
|
|
// default ctor initializes to 0
|
|
wxLongLongWx()
|
|
{
|
|
m_lo = m_hi = 0;
|
|
|
|
#ifdef wxLONGLONG_TEST_MODE
|
|
m_ll = 0;
|
|
|
|
Check();
|
|
#endif // wxLONGLONG_TEST_MODE
|
|
}
|
|
// from long
|
|
wxLongLongWx(long l) { *this = l; }
|
|
// from 2 longs
|
|
wxLongLongWx(long hi, unsigned long lo)
|
|
{
|
|
m_hi = hi;
|
|
m_lo = lo;
|
|
|
|
#ifdef wxLONGLONG_TEST_MODE
|
|
m_ll = hi;
|
|
m_ll <<= 32;
|
|
m_ll |= lo;
|
|
|
|
Check();
|
|
#endif // wxLONGLONG_TEST_MODE
|
|
}
|
|
|
|
// default copy ctor is ok in both cases
|
|
|
|
// no dtor
|
|
|
|
// assignment operators
|
|
// from long
|
|
wxLongLongWx& operator=(long l)
|
|
{
|
|
m_lo = l;
|
|
m_hi = (l < 0 ? -1l : 0l);
|
|
|
|
#ifdef wxLONGLONG_TEST_MODE
|
|
m_ll = l;
|
|
|
|
Check();
|
|
#endif // wxLONGLONG_TEST_MODE
|
|
|
|
return *this;
|
|
}
|
|
// from double
|
|
wxLongLongWx& Assign(double d);
|
|
// can't have assignment operator from 2 longs
|
|
|
|
// accessors
|
|
// get high part
|
|
long GetHi() const { return m_hi; }
|
|
// get low part
|
|
unsigned long GetLo() const { return m_lo; }
|
|
|
|
// get absolute value
|
|
wxLongLongWx Abs() const { return wxLongLongWx(*this).Abs(); }
|
|
wxLongLongWx& Abs()
|
|
{
|
|
if ( m_hi < 0 )
|
|
m_hi = -m_hi;
|
|
|
|
#ifdef wxLONGLONG_TEST_MODE
|
|
if ( m_ll < 0 )
|
|
m_ll = -m_ll;
|
|
|
|
Check();
|
|
#endif // wxLONGLONG_TEST_MODE
|
|
|
|
return *this;
|
|
}
|
|
|
|
// convert to long with range checking in the debug mode (only!)
|
|
long ToLong() const
|
|
{
|
|
wxASSERT_MSG( (m_hi == 0l) || (m_hi == -1l),
|
|
_T("wxLongLong to long conversion loss of precision") );
|
|
|
|
return (long)m_lo;
|
|
}
|
|
|
|
// operations
|
|
// addition
|
|
wxLongLongWx operator+(const wxLongLongWx& ll) const;
|
|
wxLongLongWx& operator+=(const wxLongLongWx& ll);
|
|
wxLongLongWx operator+(long l) const;
|
|
wxLongLongWx& operator+=(long l);
|
|
|
|
// pre increment operator
|
|
wxLongLongWx& operator++();
|
|
|
|
// post increment operator
|
|
wxLongLongWx& operator++(int) { return ++(*this); }
|
|
|
|
// negation operator
|
|
wxLongLongWx operator-() const;
|
|
wxLongLongWx& Negate();
|
|
|
|
// subraction
|
|
wxLongLongWx operator-(const wxLongLongWx& ll) const;
|
|
wxLongLongWx& operator-=(const wxLongLongWx& ll);
|
|
|
|
// pre decrement operator
|
|
wxLongLongWx& operator--();
|
|
|
|
// post decrement operator
|
|
wxLongLongWx& operator--(int) { return --(*this); }
|
|
|
|
// shifts
|
|
// left shift
|
|
wxLongLongWx operator<<(int shift) const;
|
|
wxLongLongWx& operator<<=(int shift);
|
|
|
|
// right shift
|
|
wxLongLongWx operator>>(int shift) const;
|
|
wxLongLongWx& operator>>=(int shift);
|
|
|
|
// bitwise operators
|
|
wxLongLongWx operator&(const wxLongLongWx& ll) const;
|
|
wxLongLongWx& operator&=(const wxLongLongWx& ll);
|
|
wxLongLongWx operator|(const wxLongLongWx& ll) const;
|
|
wxLongLongWx& operator|=(const wxLongLongWx& ll);
|
|
wxLongLongWx operator^(const wxLongLongWx& ll) const;
|
|
wxLongLongWx& operator^=(const wxLongLongWx& ll);
|
|
wxLongLongWx operator~() const;
|
|
|
|
// comparison
|
|
bool operator==(const wxLongLongWx& ll) const
|
|
{ return m_lo == ll.m_lo && m_hi == ll.m_hi; }
|
|
bool operator!=(const wxLongLongWx& ll) const
|
|
{ return !(*this == ll); }
|
|
bool operator<(const wxLongLongWx& ll) const;
|
|
bool operator>(const wxLongLongWx& ll) const;
|
|
bool operator<=(const wxLongLongWx& ll) const
|
|
{ return *this < ll || *this == ll; }
|
|
bool operator>=(const wxLongLongWx& ll) const
|
|
{ return *this > ll || *this == ll; }
|
|
|
|
bool operator<(long l) const { return *this < wxLongLongWx(l); }
|
|
bool operator>(long l) const { return *this > wxLongLongWx(l); }
|
|
bool operator==(long l) const
|
|
{
|
|
return l >= 0 ? (m_hi == 0 && m_lo == (unsigned long)l)
|
|
: (m_hi == -1 && m_lo == (unsigned long)l);
|
|
}
|
|
|
|
bool operator<=(long l) const { return *this < l || *this == l; }
|
|
bool operator>=(long l) const { return *this > l || *this == l; }
|
|
|
|
// multiplication
|
|
wxLongLongWx operator*(const wxLongLongWx& ll) const;
|
|
wxLongLongWx& operator*=(const wxLongLongWx& ll);
|
|
|
|
// division
|
|
wxLongLongWx operator/(const wxLongLongWx& ll) const;
|
|
wxLongLongWx& operator/=(const wxLongLongWx& ll);
|
|
|
|
wxLongLongWx operator%(const wxLongLongWx& ll) const;
|
|
|
|
void Divide(const wxLongLongWx& divisor,
|
|
wxLongLongWx& quotient,
|
|
wxLongLongWx& remainder) const;
|
|
|
|
// input/output
|
|
|
|
// return the string representation of this number
|
|
wxString ToString() const;
|
|
|
|
void *asArray() const;
|
|
|
|
#if wxUSE_STD_IOSTREAM
|
|
friend wxSTD ostream& operator<<(wxSTD ostream&, const wxLongLongWx&);
|
|
#endif // wxUSE_STD_IOSTREAM
|
|
|
|
private:
|
|
// long is at least 32 bits, so represent our 64bit number as 2 longs
|
|
|
|
long m_hi; // signed bit is in the high part
|
|
unsigned long m_lo;
|
|
|
|
#ifdef wxLONGLONG_TEST_MODE
|
|
void Check()
|
|
{
|
|
wxASSERT( (m_ll >> 32) == m_hi && (unsigned long)m_ll == m_lo );
|
|
}
|
|
|
|
wxLongLong_t m_ll;
|
|
#endif // wxLONGLONG_TEST_MODE
|
|
};
|
|
|
|
|
|
class WXDLLEXPORT wxULongLongWx
|
|
{
|
|
public:
|
|
// ctors
|
|
// default ctor initializes to 0
|
|
wxULongLongWx()
|
|
{
|
|
m_lo = m_hi = 0;
|
|
|
|
#ifdef wxLONGLONG_TEST_MODE
|
|
m_ll = 0;
|
|
|
|
Check();
|
|
#endif // wxLONGLONG_TEST_MODE
|
|
}
|
|
// from ulong
|
|
wxULongLongWx(unsigned long l) { *this = l; }
|
|
// from 2 ulongs
|
|
wxULongLongWx(unsigned long hi, unsigned long lo)
|
|
{
|
|
m_hi = hi;
|
|
m_lo = lo;
|
|
|
|
#ifdef wxLONGLONG_TEST_MODE
|
|
m_ll = hi;
|
|
m_ll <<= 32;
|
|
m_ll |= lo;
|
|
|
|
Check();
|
|
#endif // wxLONGLONG_TEST_MODE
|
|
}
|
|
|
|
// default copy ctor is ok in both cases
|
|
|
|
// no dtor
|
|
|
|
// assignment operators
|
|
// from long
|
|
wxULongLongWx& operator=(unsigned long l)
|
|
{
|
|
m_lo = l;
|
|
m_hi = 0;
|
|
|
|
#ifdef wxLONGLONG_TEST_MODE
|
|
m_ll = l;
|
|
|
|
Check();
|
|
#endif // wxLONGLONG_TEST_MODE
|
|
|
|
return *this;
|
|
}
|
|
|
|
// can't have assignment operator from 2 longs
|
|
|
|
// accessors
|
|
// get high part
|
|
unsigned long GetHi() const { return m_hi; }
|
|
// get low part
|
|
unsigned long GetLo() const { return m_lo; }
|
|
|
|
// convert to long with range checking in the debug mode (only!)
|
|
unsigned long ToULong() const
|
|
{
|
|
wxASSERT_MSG( m_hi == 0ul,
|
|
_T("wxULongLong to long conversion loss of precision") );
|
|
|
|
return (unsigned long)m_lo;
|
|
}
|
|
|
|
// operations
|
|
// addition
|
|
wxULongLongWx operator+(const wxULongLongWx& ll) const;
|
|
wxULongLongWx& operator+=(const wxULongLongWx& ll);
|
|
wxULongLongWx operator+(unsigned long l) const;
|
|
wxULongLongWx& operator+=(unsigned long l);
|
|
|
|
// pre increment operator
|
|
wxULongLongWx& operator++();
|
|
|
|
// post increment operator
|
|
wxULongLongWx& operator++(int) { return ++(*this); }
|
|
|
|
// subraction (FIXME: should return wxLongLong)
|
|
wxULongLongWx operator-(const wxULongLongWx& ll) const;
|
|
wxULongLongWx& operator-=(const wxULongLongWx& ll);
|
|
|
|
// pre decrement operator
|
|
wxULongLongWx& operator--();
|
|
|
|
// post decrement operator
|
|
wxULongLongWx& operator--(int) { return --(*this); }
|
|
|
|
// shifts
|
|
// left shift
|
|
wxULongLongWx operator<<(int shift) const;
|
|
wxULongLongWx& operator<<=(int shift);
|
|
|
|
// right shift
|
|
wxULongLongWx operator>>(int shift) const;
|
|
wxULongLongWx& operator>>=(int shift);
|
|
|
|
// bitwise operators
|
|
wxULongLongWx operator&(const wxULongLongWx& ll) const;
|
|
wxULongLongWx& operator&=(const wxULongLongWx& ll);
|
|
wxULongLongWx operator|(const wxULongLongWx& ll) const;
|
|
wxULongLongWx& operator|=(const wxULongLongWx& ll);
|
|
wxULongLongWx operator^(const wxULongLongWx& ll) const;
|
|
wxULongLongWx& operator^=(const wxULongLongWx& ll);
|
|
wxULongLongWx operator~() const;
|
|
|
|
// comparison
|
|
bool operator==(const wxULongLongWx& ll) const
|
|
{ return m_lo == ll.m_lo && m_hi == ll.m_hi; }
|
|
bool operator!=(const wxULongLongWx& ll) const
|
|
{ return !(*this == ll); }
|
|
bool operator<(const wxULongLongWx& ll) const;
|
|
bool operator>(const wxULongLongWx& ll) const;
|
|
bool operator<=(const wxULongLongWx& ll) const
|
|
{ return *this < ll || *this == ll; }
|
|
bool operator>=(const wxULongLongWx& ll) const
|
|
{ return *this > ll || *this == ll; }
|
|
|
|
bool operator<(unsigned long l) const { return *this < wxULongLongWx(l); }
|
|
bool operator>(unsigned long l) const { return *this > wxULongLongWx(l); }
|
|
bool operator==(unsigned long l) const
|
|
{
|
|
return (m_hi == 0 && m_lo == (unsigned long)l);
|
|
}
|
|
|
|
bool operator<=(unsigned long l) const { return *this < l || *this == l; }
|
|
bool operator>=(unsigned long l) const { return *this > l || *this == l; }
|
|
|
|
// multiplication
|
|
wxULongLongWx operator*(const wxULongLongWx& ll) const;
|
|
wxULongLongWx& operator*=(const wxULongLongWx& ll);
|
|
|
|
// division
|
|
wxULongLongWx operator/(const wxULongLongWx& ll) const;
|
|
wxULongLongWx& operator/=(const wxULongLongWx& ll);
|
|
|
|
wxULongLongWx operator%(const wxULongLongWx& ll) const;
|
|
|
|
void Divide(const wxULongLongWx& divisor,
|
|
wxULongLongWx& quotient,
|
|
wxULongLongWx& remainder) const;
|
|
|
|
// input/output
|
|
|
|
// return the string representation of this number
|
|
wxString ToString() const;
|
|
|
|
void *asArray() const;
|
|
|
|
#if wxUSE_STD_IOSTREAM
|
|
friend wxSTD ostream& operator<<(wxSTD ostream&, const wxULongLongWx&);
|
|
#endif // wxUSE_STD_IOSTREAM
|
|
|
|
private:
|
|
// long is at least 32 bits, so represent our 64bit number as 2 longs
|
|
|
|
unsigned long m_hi;
|
|
unsigned long m_lo;
|
|
|
|
#ifdef wxLONGLONG_TEST_MODE
|
|
void Check()
|
|
{
|
|
wxASSERT( (m_ll >> 32) == m_hi && (unsigned long)m_ll == m_lo );
|
|
}
|
|
|
|
unsigned wxLongLong_t m_ll;
|
|
#endif // wxLONGLONG_TEST_MODE
|
|
};
|
|
|
|
#endif // wxUSE_LONGLONG_WX
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// binary operators
|
|
// ----------------------------------------------------------------------------
|
|
|
|
inline bool operator<(long l, const wxLongLong& ll) { return ll > l; }
|
|
inline bool operator>(long l, const wxLongLong& ll) { return ll < l; }
|
|
inline bool operator<=(long l, const wxLongLong& ll) { return ll >= l; }
|
|
inline bool operator>=(long l, const wxLongLong& ll) { return ll <= l; }
|
|
inline bool operator==(long l, const wxLongLong& ll) { return ll == l; }
|
|
inline bool operator!=(long l, const wxLongLong& ll) { return ll != l; }
|
|
|
|
inline wxLongLong operator+(long l, const wxLongLong& ll) { return ll + l; }
|
|
inline wxLongLong operator-(long l, const wxLongLong& ll)
|
|
{
|
|
return wxLongLong(l) - ll;
|
|
}
|
|
|
|
inline bool operator<(unsigned long l, const wxULongLong& ull) { return ull > l; }
|
|
inline bool operator>(unsigned long l, const wxULongLong& ull) { return ull < l; }
|
|
inline bool operator<=(unsigned long l, const wxULongLong& ull) { return ull >= l; }
|
|
inline bool operator>=(unsigned long l, const wxULongLong& ull) { return ull <= l; }
|
|
inline bool operator==(unsigned long l, const wxULongLong& ull) { return ull == l; }
|
|
inline bool operator!=(unsigned long l, const wxULongLong& ull) { return ull != l; }
|
|
|
|
inline wxULongLong operator+(unsigned long l, const wxULongLong& ull) { return ull + l; }
|
|
|
|
// FIXME: this should return wxLongLong
|
|
inline wxULongLong operator-(unsigned long l, const wxULongLong& ull)
|
|
{
|
|
return wxULongLong(l) - ull;
|
|
}
|
|
|
|
#endif // _WX_LONGLONG_H
|